Convection

  The transfer of heat by means of air currents.
  ***
  Transferring heat by moving air, or transferring heat by means of upward motion of particles of liquid or gas heat from beneath.
  California Energy Comission. Dictionary of Energy Terms

Energy terms . 2014.

Look at other dictionaries:

  • convection — [ kɔ̃vɛksjɔ̃ ] n. f. • 1877; lat. convectum, de vehere « transporter » 1 ♦ Phys. Transport d une grandeur physique (masse, courant électrique, chaleur) dans un fluide par un déplacement de l ensemble de ses molécules. Convection libre ou… …   Encyclopédie Universelle

  • Convection — Con*vec tion, n. [L. convectio, fr. convehere to bring together; con + vehere to carry.] 1. The act or process of conveying or transmitting. [1913 Webster] 2. (Physics) A process of transfer or transmission, as of heat or electricity, by means of …   The Collaborative International Dictionary of English

  • convection — (n.) 1620s, from L. convectionem (nom. convectio) the act of carrying, from convect , pp. stem of convehere to carry together, from com together (see COM (Cf. com )) + vehere to carry (see VEHICLE (Cf. vehicle)) …   Etymology dictionary

  • convection — ► NOUN ▪ transference of mass or heat within a fluid caused by the tendency of warmer and less dense material to rise. DERIVATIVES convect verb convectional adjective convective adjective. ORIGIN Latin, from convehere, from vehere carry …   English terms dictionary

  • convection — [kən vek′shən] n. [L convectio < pp. of convehere, to bring together < com , together + vehere, to carry, bear] 1. a transmitting or conveying 2. a) the mass movement of parts of a fluid within the fluid because of differences in the… …   English World dictionary

  • Convection — This figure shows a calculation for thermal convection in the Earth s mantle. Colors closer to red are hot areas and colors closer to blue are cold areas. A hot, less dense lower boundary layer sends plumes of hot material upwards, and likewise,… …   Wikipedia

  • Convection — La convection est un mode de transfert qui implique un déplacement de matière dans le milieu, par opposition à la conduction thermique ou diffusion de la matière. La matière est advectée (transportée conduite, mais ces termes sont en fait… …   Wikipédia en Français

  • convection — convectional, adj. /keuhn vek sheuhn/, n. 1. Physics. the transfer of heat by the circulation or movement of the heated parts of a liquid or gas. 2. Meteorol. the vertical transport of atmospheric properties, esp. upward (distinguished from… …   Universalium

  • convection — [[t]kənve̱kʃ(ə)n[/t]] N UNCOUNT Convection is the process by which heat travels through air, water, and other gases and liquids. [TECHNICAL] ...clouds which lift warm, moist air by convection high into the atmosphere. ...convection currents …   English dictionary

  • convection — noun Etymology: Late Latin convection , convectio, from Latin convehere to bring together, from com + vehere to carry more at way Date: circa 1623 1. the action or process of conveying 2. a. the circulatory motion that occurs in a fluid at a… …   New Collegiate Dictionary

  • convection — Conveyance of heat in liquids or gases by movement of the heated particles, as when the layer of water at the bottom of a heated pot rises or the warm air of a room ascends to the ceiling. [L. con veho, pp. vectus, to carry or bring together] * * …   Medical dictionary

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.